On 09/06/2017 08:14 PM, Al Kossow via cctalk wrote:
> I could mail you a skew tape.
>
> On 9/6/17 8:09 PM, Chuck Guzis via cctalk wrote:
>
>> I'm just scratching around looking for ideas.
If you could spare it for a week or so, I'd be grateful. On the other
hand, my MCU setup for the drive wor
I could mail you a skew tape.
On 9/6/17 8:09 PM, Chuck Guzis via cctalk wrote:
> I'm just scratching around looking for ideas.
On 09/06/2017 06:50 PM, Jon Elson wrote:
> On 09/06/2017 12:11 PM, Chuck Guzis via cctalk wrote:
>> Will do--I've mentioned in another message that I'm preparing a test
>> tape using the drive, so I should get some inkling of timing and
>> adjustments pretty quickly. --Chuck
> While that is good,
On 09/06/2017 06:50 PM, Jon Elson wrote:
> On 09/06/2017 12:11 PM, Chuck Guzis via cctalk wrote:
>> Will do--I've mentioned in another message that I'm preparing a test
>> tape using the drive, so I should get some inkling of timing and
>> adjustments pretty quickly. --Chuck
> While that is good,
http://www.computinghistory.org.uk/det/1344/Texas-Instruments-TI-99-4A/ has
interesting knowledge of the serial for dating.
I don't know if it was my newb brain/false memory but i thought I saw someone
post a ti-99/2 prototype before (vcfed search can probably prove me right or
wrong). But the
On 09/06/2017 12:11 PM, Chuck Guzis via cctalk wrote:
Will do--I've mentioned in another message that I'm
preparing a test tape using the drive, so I should get
some inkling of timing and adjustments pretty quickly.
--Chuck
While that is good, an all-ones test tape made on ANOTHER
drive that
Steve,
Now that you see the shape in detail, feel free to ask for the specific
dimensions you'll need as you go along. I'll take the caliper out and make
precise measurements.
Marc
On Sep 6, 2017, at 1:00 AM, Steve Malikoff via cctalk
wrote:
>> Steve,
>>
>> Here you go, 13 pictures of the Ch
On Wed, Sep 06, 2017 at 02:07:22PM -0400, william degnan via cctech wrote:
>I'd double check that. I have found, at least in my experience, that the
>beige are more plentiful than what you'd expect if they only made them for
>a few months. I bet they were made for the last year or more of the ru
* Black and chrome, chiclet keyboard - TI-99/4, the first TI home
computer (1979).
* Black and chrome, typewriter keyboard - TI-99/4A, the revised
version of the above (1981).
* Beige, typewriter keyboard - TI-99/4A, cost-reduced version of the
above (1983). Manufactured for only a few mont
>
> * Beige, typewriter keyboard - TI-99/4A, cost-reduced version of the
> above (1983). Manufactured for only a few months before
> discontinuation in late 1983.
>
I'd double check that. I have found, at least in my experience, that the
beige are more plentiful than what you'd expect if the
On 2017-Sep-06, at 11:03 AM, Paul Koning via cctalk wrote:
>> On Sep 6, 2017, at 1:25 PM, Fred Jan Kraan via cctalk
>> wrote:
>>
>> While reading a biography of Claude Shannon, I try to get a picture how
>> computers were seen and used before Information Theory emerged. It might be
>> somethin
On Sep 6, 2017, at 10:45 AM, Liam Proven via cctalk
wrote:
> It shows what the machine could have been, if TI hadn't crippled it
> for fear of competing with its higher-end models.
I have heard similar arguments repeatedly, in reference to systems from
multiple different companies (DEC
> On Sep 6, 2017, at 1:25 PM, Fred Jan Kraan via cctalk
> wrote:
>
> While reading a biography of Claude Shannon, I try to get a picture how
> computers were seen and used before Information Theory emerged. It might be
> something like this:
>
> Before Information Theory, computers were main
While reading a biography of Claude Shannon, I try to get a picture how
computers were seen and used before Information Theory emerged. It might
be something like this:
Before Information Theory, computers were mainly calculators; processing
programs from numbers put into the machine, much lik
On 09/06/2017 09:41 AM, Jon Elson via cctalk wrote:
> On 09/06/2017 11:03 AM, Al Kossow via cctalk wrote:
>>
>> On 9/5/17 11:09 PM, Chuck Guzis via cctalk wrote:
>>
>>> The read results have improved considerably.
>> tension arm servo acting reasonably?
>>
>> what style arm sensor does your drive h
On 09/06/2017 11:03 AM, Al Kossow via cctalk wrote:
On 9/5/17 11:09 PM, Chuck Guzis via cctalk wrote:
The read results have improved considerably.
tension arm servo acting reasonably?
what style arm sensor does your drive have?
OK, so one of the first checks is to put a scope on the tach
On 9/5/17 11:09 PM, Chuck Guzis via cctalk wrote:
> The read results have improved considerably.
tension arm servo acting reasonably?
what style arm sensor does your drive have?
On Wed, Sep 6, 2017 at 10:45 AM, Liam Proven via cctalk <
cctalk@classiccmp.org> wrote:
> On 6 September 2017 at 16:55, Geoffrey Oltmans via cctalk
> wrote:
>
> > There's a pretty good article about TI's home computers that I've been
> > trying to find that lays out a pretty convincing argument f
On 6 September 2017 at 16:55, Geoffrey Oltmans via cctalk
wrote:
> There's a pretty good article about TI's home computers that I've been
> trying to find that lays out a pretty convincing argument for why the 4A
> was not successful in the market despite early success.
https://spectrum.ieee.org
I am in the UK and I have bid for these today and will image them if I win them.
Mark
On 6 Sep 2017, at 15:11, N0body H0me via cctalk wrote:
>> -Original Message-
>> From: cctalk@classiccmp.org
>> Sent: Wed, 6 Sep 2017 08:37:58 +0200
>> To: cctalk@classiccmp.org
>> Subject: EBAY - DEC R
The seller is in business. Old computers seem to be the target. They do not
seem to have much computer knowledge. They seem to be a member of VCF and such
as a business would be that sells such items. anyone can be a member They
periodically change their seller name. They don't seem to be inter
Depends on if you're talking about the 99/4 or 99/4A. The 99/4 was black
and silver and had a chiclet style keyboard and is rare. The 4A had a black
and silver finish first, and then later switched to beige I imagine in an
effort to curb costs since they were being undercut pretty badly by
Commodor
Maybe someone is interested.
http://www.ebay.com/itm/NEC-D2246-8-0-FHT-SMD-DISK-DRIVE-UN-TESTED-NEW-OLD-S
TOCK-RARE-VINTAGE-/253049784698
apparently new old stock, sealed, and in quantity
(I'm not related)
> -Original Message-
> From: cctalk@classiccmp.org
> Sent: Wed, 6 Sep 2017 08:37:58 +0200
> To: cctalk@classiccmp.org
> Subject: EBAY - DEC RX01/02 floppy disks - Andromeda Systems and AED
> utilities
>
> Someone in the UK is selling a lot of floppy disks (shipping to UK only).
> Labels me
> -Oorspronkelijk bericht-
> Van: cctalk [mailto:cctalk-boun...@classiccmp.org] Namens Chuck Guzis via
> cctalk
> Verzonden: woensdag 6 september 2017 8:09
> Aan: CCtalk
> Onderwerp: Re: HP 7970B Capstan?
>
> On 09/05/2017 10:47 PM, David Collins wrote:
> > From my old HP CE days you co
> Steve,
>
> Here you go, 13 pictures of the Chordset. That's about as orthoscopic as I
> could get them.
> https://www.dropbox.com/sh/owjnyvozp0t8wsg/AABlwP-q-S1pOM4a9_RVAsXVa?dl=0
> Note that even the piano keys are not flat pieces, they are wedges that
> thicken towards the back. Way more engi
In a message dated 9/5/2017 11:27:04 P.M. US Mountain Standard Time,
p...@mactec.com.au writes:
Hi Ed
Howdy!
Did you do any research on this at all?
Not a lot found a few conflicting things
The beige one was later.
Thanks -
https://en.wikipedia.org/wiki/Texas_Instruments_TI-99/
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